Class: Chef::Knife::VsphereCpuRatio

Inherits:
BaseVsphereCommand show all
Defined in:
lib/chef/knife/vsphere_cpu_ratio.rb

Overview

VsphereCpuratio extends the BaseVspherecommand

Instance Method Summary collapse

Methods inherited from BaseVsphereCommand

#choose_datastore, common_options, #conn_opts, #datacenter, #fatal_exit, #find_all_in_folder, #find_datastore, #find_datastorecluster, #find_datastores_regex, #find_device, #find_folder, #find_in_folder, #find_network, #find_pool, #find_pool_folder, #find_pools_and_clusters, #get_config, #get_password_from_stdin, #get_path_to_object, #linux?, #number_to_human_size, #password, #tcp_test_port, #tcp_test_port_vm, #traverse_folders_for_computeresources, #traverse_folders_for_dc, #traverse_folders_for_pools, #vim_connection, #windows?

Methods inherited from Chef::Knife

#log_verbose?

Instance Method Details

#run ⇒ Object

The main run method for cpu_ratio



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/chef/knife/vsphere_cpu_ratio.rb', line 12

def run
  $stdout.sync = true

  cluster_name = @name_args[0]
  host_name = @name_args[1]

  vim_connection

  dc = datacenter
  hf = dc.hostFolder

  cluster = cluster_name.nil? ? hf.childEntity : hf.childEntity.select { |c| c.name == cluster_name }

  fatal_exit("Cluster #{cluster_name} not found.") if cluster.empty?

  cluster.each do |c|
    host = host_name.nil? ? c.host : c.host.select { |h| h.name == host_name }
    fatal_exit("Host not found in cluster #{c.name}.") if host.empty?

    puts "### Cluster #{c.name} ###"

    host.each do |h|
      v_cpu = h.vm.inject(0) { |a, e| a + e.config.hardware.numCPU }
      p_cpu = h.summary.hardware.numCpuThreads

      ratio = 1.0 * v_cpu / p_cpu

      puts "#{h.name}: #{ratio}"
    end
    puts ""
  end
end